Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/86296?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/86296?format=api", "purl": "pkg:mozilla/Firefox%20ESR@78.15.0", "type": "mozilla", "namespace": "", "name": "Firefox ESR", "version": "78.15.0", "qualifiers": {}, "subpath": "", "is_vulnerable": false, "next_non_vulnerable_version": "91.1.0", "latest_non_vulnerable_version": "140.9.1", "affected_by_vulnerabilities": [], "fixing_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/63203?format=api", "vulnerability_id": "VCID-2k99-39yt-gkbe", "summary": "During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-38496.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-38496.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-38496", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.77972", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.77937", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.77938", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81001", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.80992", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81025", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81023", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81051", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81058", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.0149", "scoring_system": "epss", "scoring_elements": "0.81076", "published_at": "2026-04-11T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-38496" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38496", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38496" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38500", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38500" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38502", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38502" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38503", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38503" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38504", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38504" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38506", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38506" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38507", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38507" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38508", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38508" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38509", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38509" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4126", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4126" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4129", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4129" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43528", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43528" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43529", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43529" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43534", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43534" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43535", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43535" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43536", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43536" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43537", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43537" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43538", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43538" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43539", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43539" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43541", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43541" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43542", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43542" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43543", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43543" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43545", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43545" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43546", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43546" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44538", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44538" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2011097", "reference_id": "2011097", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2011097" }, { "reference_url": "https://security.archlinux.org/AVG-2443", "reference_id": "AVG-2443", "reference_type": "", "scores": [ { "value": "High", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2443" }, { "reference_url": "https://security.archlinux.org/AVG-2459", "reference_id": "AVG-2459", "reference_type": "", "scores": [ { "value": "High", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2459" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-43", "reference_id": "mfsa2021-43", "reference_type": "", "scores": [ { "value": "high", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-43" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-44", "reference_id": "mfsa2021-44", "reference_type": "", "scores": [ { "value": "high", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-44" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-45", "reference_id": "mfsa2021-45", "reference_type": "", "scores": [ { "value": "high", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-45" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-47", "reference_id": "mfsa2021-47", "reference_type": "", "scores": [ { "value": "high", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-47" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3755", "reference_id": "RHSA-2021:3755", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3755" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3756", "reference_id": "RHSA-2021:3756", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3756" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3757", "reference_id": "RHSA-2021:3757", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3757" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3791", "reference_id": "RHSA-2021:3791", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3791" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3838", "reference_id": "RHSA-2021:3838", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3838" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3839", "reference_id": "RHSA-2021:3839", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3839" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3840", "reference_id": "RHSA-2021:3840", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3840" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3841", "reference_id": "RHSA-2021:3841", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3841" }, { "reference_url": "https://usn.ubuntu.com/5107-1/", "reference_id": "USN-5107-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5107-1/" }, { "reference_url": "https://usn.ubuntu.com/5132-1/", "reference_id": "USN-5132-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5132-1/" }, { "reference_url": "https://usn.ubuntu.com/5248-1/", "reference_id": "USN-5248-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5248-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/86296?format=api", "purl": "pkg:mozilla/Firefox%20ESR@78.15.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:mozilla/Firefox%2520ESR@78.15.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/86314?format=api", "purl": "pkg:mozilla/Firefox%20ESR@91.2.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:mozilla/Firefox%2520ESR@91.2.0" } ], "aliases": [ "CVE-2021-38496" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-2k99-39yt-gkbe" } ], "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/packages/pkg:mozilla/Firefox%2520ESR@78.15.0" }